document.write("«&nbsp;<a href='/news/view?id=80065'>Human sperm steer with second harmonics of the flagellar beat</a>");document.write(" | ");document.write("<a href='/news/view?id=80067'>Imaging of isotropic and anisotropic conductivities from power densities in three dimensions. (arXiv:1711.03137v1 [math.NA])</a>&nbsp;»");